Senior Android Developer (AdTech SDKs)

Develop, enhance, and maintain native Android SDKs used in production environments • Implement new SDK features and improve existing functionality • Ensure SDK stability, backward compatibility, and release quality • Design and support SDK architecture, packaging, versioning, and release processes • Maintain Maven and Gradle distribution pipelines • Create and maintain automated and device-based testing solutions • Investigate and resolve SDK defects, integration issues, and publisher-reported problems • Collaborate with cross-functional teams to improve SDK reliability and performance • Participate in release planning, validation, and quality assurance activities • Support external publishers during SDK integration and troubleshooting 4+ years of commercial Android development experience • Strong commercial experience with Kotlin and Java • Proven experience developing native Android SDKs or libraries • Strong understanding of Android SDK architecture and lifecycle • Hands-on experience with SDK packaging and distribution tools such as Maven Central, JitPack, and Gradle plugins • Experience with versioning, release management, and dependency handling • Practical experience with automated testing and device-based testing • Strong focus on software quality and production reliability • Experience working in release-critical environments • Ability to troubleshoot complex integration and compatibility issues • Good communication skills and ability to work in a distributed team en